These silicone sleeves are designed to provide superior protection for your 4 oz Mason Jars, keeping your contents safe from heat and cold. Made from food-grade silicone, they're BPA-free and won't leach any harmful chemicals. The thick layers ensure extra insulation, making them ideal for both microwave and dishwasher use. Perfect for preventing breakage, safeguarding your hands, and enhancing the functionality of your Mason jars in various kitchen applications.
  Made from durable and safe silicone, these sleeves are perfect for protecting your Mason jars from the elements. They're easy to use, multi-functional, and maintain the integrity of your small food containers. Whether you're heating food, serving drinks, or storing snacks, these sleeves add an extra layer of protection and convenience to your Mason jar setup.